<template>
    <!-- shan这个类是为了给他加一个闪烁的效果-->
    <div
        class="shop-skeleton"
        :style="{ width, height }"
        :class="{ shan: animated }"
    >
        <!-- 1 盒子-->
        <div class="block" :style="{ backgroundColor: bg }"></div>
        <!-- 2 闪效果 shop-skeleton 伪元素 --->
    </div>
</template>
<script setup>
// 使用的时候需要动态设置 高度，宽度，背景颜色，是否闪下
defineProps({
    bg: {
        type: String,
        default: '#1e2732',
    },
    width: {
        type: String,
        default: '100px',
    },
    height: {
        type: String,
        default: '100px',
    },
    animated: {
        type: Boolean,
        default: false,
    },
})
</script>
<style scoped lang="scss">
.shop-skeleton {
    display: inline-block;
    position: relative;
    overflow: hidden;
    vertical-align: middle;
    .block {
        width: 100%;
        height: 100%;
        border-radius: 2px;
    }
    animation: fade 1s linear infinite alternate;
}
@keyframes fade {
    from {
        opacity: 0.2;
    }
    to {
        opacity: 1;
    }
}
.shan {
    &::after {
        content: '';
        position: absolute;
        animation: shan 1.5s ease 0s infinite;
        top: 0;
        width: 50%;
        height: 100%;
        background: linear-gradient(
            to left,
            rgba(255, 255, 255, 0) 0,
            rgba(255, 255, 255, 0.3) 50%,
            rgba(255, 255, 255, 0) 100%
        );
        transform: skewX(-45deg);
    }
}
@keyframes shan {
    0% {
        left: -100%;
    }
    100% {
        left: 120%;
    }
}
</style>
